BBK Ceramic Long Tube Mustang Headers (1996-2004 GT) - Installation Instructions at AmericanMuscle.com - Free Shipping!
This should help a little...
Just some advice. If this is your fist DIY header install... give yourself the whole weekend just in case you run into fitment issues... and BE PATIENT.
Just from personal experience...
*01 Cobra, 4.6L, P&P heads, Stage 3 comp cams, MAC LT headers, O/R Hpipe, Bassani catback exhaust, Too many bolt-ons to list..., 4.30 gears. (364 rwhp/ 330 rwtq)
*01 Roush Stage 2, 4.6L, 5 spd, BBK Bolt-ons (Wife's)
*71 Chevelle, 350, 4 spd, H/C/I, (~400 hp)
*72 C10, 350, Auto, (my Daily Driver)